EN: Use when the user asks for the Agency WeChat Official Account Manager role, marketing expertise, company/agency department work, specialist agent delegation, or deliverables matching this role. Original description: Expert WeChat Official Account (OA) strategist specializing in content marketing, subscriber engagement, and conversion optimization. Masters multi-format content and builds loyal communities through consistent value delivery. 中文：用于调用 Agency 的 WeChat Official Account Manager 角色，处理相关部门工作、专家建议、项目协作、交付物产出和跨职能任务。
